<template>
  <div class="app-container">
    <!--查询表单-->
    <el-form :inline="true" class="demo-form-inline">
      <el-form-item>
        <el-input v-model="searchObj.name" placeholder="讲师名" />
      </el-form-item>

      <el-form-item>
        <el-select v-model="searchObj.level" clearable placeholder="讲师头衔">
          <el-option :value="1" label="高级讲师" />
          <el-option :value="2" label="首席讲师" />
        </el-select>
      </el-form-item>

      <el-form-item label="添加时间">
        <el-date-picker
          v-model="searchObj.startTime"
          type="datetime"
          placeholder="选择开始时间"
          value-format="yyyy-MM-dd HH:mm:ss"
          default-time="00:00:00"
        />
      </el-form-item>
      <el-form-item>
        <el-date-picker
          v-model="searchObj.endTime"
          type="datetime"
          placeholder="选择截止时间"
          value-format="yyyy-MM-dd HH:mm:ss"
          default-time="00:00:00"
        />
      </el-form-item>

      <el-button type="primary" icon="el-icon-search" @click="getTeacher()"
        >查询</el-button
      >
      <el-button type="default" @click="resetData()">清空</el-button>
    </el-form>
    <!-- 表格 -->
    <el-table
      v-loading="listLoding"
      :data="list"
      element-loading-text="数据加载中"
      border
      fit
      highlight-current-row
    >
      <el-table-column label="序号" width="70" align="center">
        <template slot-scope="scope">
          {{ (page - 1) * limit + scope.$index + 1 }}
        </template>
      </el-table-column>

      <el-table-column prop="name" label="名称" width="80" />

      <el-table-column label="头衔" width="80">
        <template slot-scope="scope">
          {{ scope.row.level === 1 ? "高级讲师" : "首席讲师" }}
        </template>
      </el-table-column>

      <el-table-column prop="intro" label="资历" />

      <el-table-column prop="gmtCreate" label="添加时间" width="160" />

      <el-table-column prop="sort" label="排序" width="60" />

      <el-table-column label="操作" width="200" align="center">
        <template slot-scope="scope">
          <router-link :to="'/teacher/edit/' + scope.row.id">
            <el-button
              type="primary"
              size="mini"
              icon="el-icon-edit"
              >修改</el-button
            >
          </router-link>
          <el-button
            type="danger"
            size="mini"
            icon="el-icon-delete"
            @click="removeDataById(scope.row.id)"
            >删除</el-button
          >
        </template>
      </el-table-column>
    </el-table>
    <!-- 分页 -->
    <el-pagination
      @size-change="handleSizeChange"
      @current-change="handleCurrentChange"
      :current-page="page"
      :page-sizes="[5, 10, 15, 20]"
      :page-size="limit"
      layout="total, sizes, prev, pager, next, jumper"
      :total="total"
    >
    </el-pagination>
  </div>
</template>

<script>
import { getTeacherPageList, removeTeacherById } from "@/api/teacher";

export default {
  data() {
    return {
      listLoding: true,
      page: 1,
      limit: 10,
      list: null,
      total: 0,
      searchObj: {},
    };
  },
  created() {
    this.getTeacher();
  },
  methods: {
    getTeacher() {
      this.listLoding = true;
      getTeacherPageList(this.page, this.limit, this.searchObj)
        .then((response) => {
          this.list = response.data.items;
          this.total = response.data.total;
          this.listLoding = false;
        })
        .catch((response) => {
          console.log(response);
        });
    },
    resetData() {
      this.searchObj = {};
      this.getTeacher();
    },
    handleSizeChange(val) {
      this.limit = val;
      this.getTeacher();
    },
    handleCurrentChange(val) {
      this.page = val;
      this.getTeacher();
    },
    //删除的方法
    removeDataById(id) {
      this.$confirm("此操作将永久删除该文件, 是否继续?", "提示", {
        confirmButtonText: "确定",
        cancelButtonText: "取消",
        type: "warning",
      })
        .then(() => {
          //调用方法进行删除
          removeTeacherById(id)
            .then((res) => {
              this.getTeacher();
              this.$message({
                type: "success",
                message: "删除成功",
              });
            })
            .catch((err) => {
              console.log(err);
              this.$message({
                type: "error",
                message: "删除失败",
              });
            });
        })
        .catch(() => {
          //判断点击取消
          this.$message({
            type: "info",
            message: "已取消删除",
          });
        });
    },
  },
};
</script>
